Chevrolet Blazer 1997–2001 — technical service bulletin
Bulletin 270901 · NHTSA communication 626507 · issued Sep 27, 2001
Technical service bulletin
communication type
Service Brakes, Hydraulic
component
1997–2001
model years
45
vehicle entries
Official summary
Subject regarding necessary resurfacing of the park brake drum. *jg
Vehicles covered
- 1997 Chevrolet Blazer
- 1998 Chevrolet Blazer
- 1999 Chevrolet Blazer
- 2000 Chevrolet Blazer
- 2001 Chevrolet Blazer
- 1997 Chevrolet Envoy
- 1998 Chevrolet Envoy
- 1999 Chevrolet Envoy
- 2000 Chevrolet Envoy
- 2001 Chevrolet Envoy
- 1997 Chevrolet Jimmy
- 1998 Chevrolet Jimmy
- 1999 Chevrolet Jimmy
- 2000 Chevrolet Jimmy
- 2001 Chevrolet Jimmy
- 1997 Chevrolet S10
- 1998 Chevrolet S10
- 1999 Chevrolet S10
- 2000 Chevrolet S10
- 2001 Chevrolet S10
- 1997 Chevrolet Sonoma
- 1998 Chevrolet Sonoma
- 1999 Chevrolet Sonoma
- 2000 Chevrolet Sonoma
- 2001 Chevrolet Sonoma
- 1997 GMC Envoy
- 1998 GMC Envoy
- 1999 GMC Envoy
- 2000 GMC Envoy
- 2001 GMC Envoy
- 1997 GMC Jimmy
- 1998 GMC Jimmy
- 1999 GMC Jimmy
- 2000 GMC Jimmy
- 2001 GMC Jimmy
- 1997 GMC Sonoma
- 1998 GMC Sonoma
- 1999 GMC Sonoma
- 2000 GMC Sonoma
- 2001 GMC Sonoma
- 1997 Oldsmobile Bravada
- 1998 Oldsmobile Bravada
- 1999 Oldsmobile Bravada
- 2000 Oldsmobile Bravada
- 2001 Oldsmobile Bravada
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.